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【单选题】
快递员行走速度,在正常情况下,每分钟( )比较恰当的。
A.
30~50
B.
40~80
C.
50~90
D.
60~100
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【单选题】多媒体技术不涉及( )技术。
A.
生物工程
B.
数据存储
C.
网络与通信
D.
数据压缩
【单选题】“午後”正确的注音是什么?
A.
ごご
B.
ごほ
C.
こほ
D.
ほご
【判断题】大气污染源包括固定污染源和流动污染源。流动污染源又分为有组织排放源和无组织排放源。
A.
正确
B.
错误
【简答题】“ In every known human society the male’s needs for achievement can be recognized... In a great number of human societies men’s sureness of their role is tied up with their right, or ability, to p...
【单选题】经常参加体育锻炼,可以提高适应繁重和持久工作的能力是因为
A.
心脏增大,肺泡数目增多
B.
心肌和呼吸肌的收缩力量增加
C.
心肌数目增多,肺泡壁变薄
D.
心脏内血流量增多,肺泡外毛细血管增多
【单选题】多媒体技术不涉及( )
A.
生物工程技术
B.
音频技术
C.
视频技术
D.
数据压缩技术
【单选题】多媒体技术不涉及( )技术。
A.
数据压缩
B.
生物工程
C.
网络与通信
D.
数据存储
【简答题】Jesse Owens is recognized as a hero not just because he is fast. Some people might say that they know him for just that reason. However, there are lots of fast people who are not known. Jesse Owens is...
【简答题】Translate the following into Chinese. Most teachers have never given online teaching classes, so this is a novelty for them, too. They have to learn to speak naturally in front of a camera, use digita...
【单选题】Which is not the engineering feat of China?
A.
the Yellow Mountain
B.
the Great Wall
C.
the Grand Canal
D.
the Forbidden Palace
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